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Service bulletin A3521402064312_2

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10205902
Published by NHTSA2022-01-05
Manufacturer's numberA3521402064312_2
Manufacturer's date2021-12-22
NHTSA componentELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)

NHTSA's summary

This repair bulletin describes the process to address a DTC stored in the transmission control module

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system, Transmission and driveline, Automatic transmission, Software, Transmission control module

Vehicles listed
AUDI A42021, 2022
AUDI A52021, 2022
AUDI A62021, 2022
AUDI Q52021
AUDI Q5 SPORTBACK2022
AUDI Q72021, 2022

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
25V2010002025-03-31. ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
A9124702062466_42024-03-06. Service bulletin. This bulletin provides information when Apple CarPlay cannot be started using Wi-Fi connection (Wireless CarPlay).
A3424672067653_62024-02-06. Service bulletin. This bulletin provides information when there is function restriction with event memory P071800 - P276800 (symptom 20736-20737).
A0023822047812_72024-01-04. Service bulletin. This bulletin provides information on how to set up and use the SD Creator for obtaining vehicle software updates via the Mirror Server.
A9123542067843_32024-01-04. Service bulletin. This bulletin provides information when the configuration appears without apparent reason with MIB3.
A3523472064312_52024-01-04. Service bulletin. This bulletin provides information when the Gearbox warning is on, DTC P17F900 is stored in the TCM.
A9123532062264_22024-01-04. Service bulletin. This bulletin provides information for when the rear MMI control panel (SCON) shows the message "Software update could not be downloaded".
A0123952067767_62023-12-06. Service bulletin. This Pending Service Solution requests that technicians create a record in the Pending Service Solutions database in instances where the MIL/EPC light is illuminated with various warnings or poor performance; P060C00 is stored.
A9123432071056_22023-12-06. Service bulletin. This bulletin provides information for when Outlook contacts are not accessible via the MMI when using Apple devices with MIB3.
A9023512068380_22023-12-06. Service bulletin. This bulletin provides information for when the Audi virtual cockpit display is blank; DTC B200049, symptom code 10485833.
A3523452064312_42023-10-05. Service bulletin. This bulletin provides information for when a Gearbox warning is on and DTC P17F900 is stored in the TCM.